Multiple Choice Questions on A person has a total of 100 coins consisting of if 2 an........... for CAPF (AC) Exam Preparation

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Multiple Choice Questions

A person has a total of 100 coins consisting of if 2 an...........

Quantitative Aptitude( Paper-I ) Permutation & Combination
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    A   person   has a    total  of   100 coins consisting of if 2 and if 5 coins.  If  the total value of the  coins  is  if 320,  then  the number of if 2 coins is
    This questions was previously asked in
    CAPF 2022 Paper-1
    View All CAPF Previous Year Papers

    40

    Incorrect Answer

    50

    Incorrect Answer

    60

    Correct Answer

    70

    Incorrect Answer
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    Explanation:

    60

    • A person has a total of 100 coins consisting of ?2 and ?5 coins.
    • The total value of the coins is ?320.
    • We have to find the number of ?2 coins.
    • Calculation:
    • Let the 5 rupee coins be a and 2 rupee coins be 100 - a.
    • 5a + 2(100 - a) = 320
    • 5a + 200 - 2a = 320
    • 3a = 120a = 40
    • The 5 rupee coins = 40The 2 rupee coins = 100 - 40 = 60

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